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单词
high-energy electron diffraction
释义
high-energy electron diffraction
high-energy electron diffraction
[
′hī ‚en·ər·jē i′lek‚trȧn di‚frak·shən
]
(physics)
The diffraction of electrons with high energies, usually in the range of 30,000-70,000 electronvolts, mainly to study the structure of atoms and molecules in gases and liquids. Abbreviated HEED.
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更新时间:2026/4/18 11:27:22